package com.itheima.annotation;


import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

@Retention(RetentionPolicy.RUNTIME)         //方法运行后能获得值
@Target(ElementType.METHOD)         //注解用在方法上
public @interface Log {
}
